(: Add or to your mana pool.)
Bog Burrows enters the battlefield tapped.
: Bog Burrows becomes a 2/1 black and red Zombie Skeleton creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Bog Burrows becomes a 2/1 black and red Zombie Skeleton creature until end of turn. It's still a land.
